S
M
T
W
T
F
S
29
57°
31°
30
52°
21°
1
42°
20°
2
44°
28°
3
53°
30°
4
49°
27°
5
42°
22°
6
42°
20°
7
40°
18°
8
40°
20°
9
46°
28°
10
50°
28°
11
50°
27°
12
53°
28°
13
50°
28°
14
48°
22°
15
44°
22°
16
49°
16°
17
42°
14°
18
41°
15°
19
42°
16°
20
40°
18°
21
43°
19°
22
43°
16°
23
42°
19°
24
45°
17°
25
42°
21°
26
47°
23°
27
50°
22°
28
47°
16°
29
43°
20°
30
44°
15°
31
42°
15°
1
42°
19°
2
43°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Texline
Texline's December 2026 forecast shows daily high temperatures ranging from 40° to 57°, with overnight lows between 14° and 31°. The average high for December is 45° with an average low of 21°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Texline. See also: January | February | March.
